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  - contributors may be used to endorse or promote products derived from
  - this software without specific prior written permission.
  - Author: test
  -->

<template>
  <div class="execution">
    <basic-container>
      <el-row :gutter="20">
        <el-col :span="4">
          <div class="grid-content bg-purple">
            <el-select
              v-model="q.dsName"
              placeholder="请选择数据源"
              @change="search"
            >
              <el-option
                v-for="item in dataSourceList"
                :key="item.id"
                :label="item.name"
                :value="item.name"
              />
            </el-select>
          </div>
        </el-col>
        <el-col :span="4">
          <div class="grid-content bg-purple">
            <el-input v-model="q.tableName" placeholder="表名称" />
          </div>
        </el-col>
        <el-col :span="12">
          <div class="grid-content bg-purple">
            <el-button
              type="primary"
              icon="el-icon-search"
              @click="search"
            >搜索</el-button
            >
            <el-button
              type="primary"
              icon="el-icon-download"
              @click="openBatch"
            >批量生成</el-button
            >
          </div>
        </el-col>
      </el-row>
      <avue-crud
        ref="crud"
        v-model:page="page"
        :data="tableData"
        :table-loading="tableLoading"
        :option="tableOption"
        @on-load="getList"
        @size-change="sizeChange"
        @current-change="currentChange"
        @refresh-change="refreshChange"
      >
        <template #menu="scope">
          <el-button
            text
            type="primary"
            icon="el-icon-check"
            @click="handleDown(scope.row, scope.index)"
          >生成
          </el-button>
          <el-button
            text
            type="primary"
            icon="el-icon-edit"
            @click="handleDesign(scope.row, scope.index)"
          >设计
          </el-button>
        </template>
      </avue-crud>

      <el-dialog v-model="box" title="生成配置" width="50%" lock-scroll>
        <div class="pull-auto">
          <avue-form ref="formData" v-model="formData" :option="formOption">
            <template #menu-form="{}">
              <el-button
                type="primary"
                icon="el-icon-view"
                plain
                @click="handleView()"
              >预览
              </el-button>
              <el-button
                type="info"
                icon="el-icon-check"
                plain
                @click="gen()"
              >下载
              </el-button>
            </template>
          </avue-form>
        </div>
      </el-dialog>
      <el-dialog
        v-model="boxBatch"
        title="批量生成"
        width="50%"
        lock-scroll
      >
        <div class="pull-auto">
          <avue-form
            ref="formBatchData"
            v-model="formBatchData"
            :option="formBatchOption"
            @submit="batchGen"
          />
        </div>
      </el-dialog>
    </basic-container>
    <!-- 预览界面 -->
    <el-dialog
      v-model="preview.open"
      :title="preview.title"
      width="80%"
      top="5vh"
      append-to-body
    >
      <Preview v-if="preview.open" :query-data="formData" />
    </el-dialog>
  </div>
</template>

<script>
import { fetchList, fetchSelectDsList, handleDown } from '@/api/gen/gen'
import { formBatchOption, formOption, tableOption } from '@/const/crud/gen/gen'
import Preview from './preview.vue'

export default {
  name: 'CodeGenerator',
  components: { Preview },
  data() {
    return {
      q: {},
      dataSourceList: [],
      tableData: [],
      formData: {},
      formBatchData: {},
      box: false,
      boxBatch: false,
      page: {
        total: 0, // 总页数
        currentPage: 1, // 当前页数
        pageSize: 10 // 每页显示多少条
      },
      // 预览参数
      preview: {
        open: false,
        title: '代码预览'
      },
      tableLoading: false,
      tableOption: tableOption,
      formOption: formOption,
      formBatchOption: formBatchOption
    }
  },
  created() {
    this.getdataSourceList()
  },
  methods: {
    getList(page) {
      this.tableLoading = true
      fetchList(
        Object.assign(
          {
            current: page.currentPage,
            size: page.pageSize
          },
          this.q
        )
      ).then(response => {
        this.tableData = response.data.data.records
        this.page.total = response.data.data.total
        this.tableLoading = false
      })
    },
    handleDesign: function(row) {
      this.$router.push({
        path: '/gen/design',
        query: { tableName: row.tableName, dsName: this.q.dsName }
      })
    },
    handleDown: function(row) {
      this.formData.tableName = row.tableName
      this.box = true
    },
    sizeChange(pageSize) {
      this.page.pageSize = pageSize
    },
    currentChange(current) {
      this.page.currentPage = current
    },
    refreshChange() {
      this.getList(this.page)
    },
    handleView: function() {
      this.formData.dsName = this.q.dsName
      this.preview.open = true
    },
    gen(form, done) {
      this.formData.dsName = this.q.dsName
      handleDown(this.formData)
        .then(() => {
          done()
          this.box = false
        })
        .catch(() => {
          done()
        })
    },
    getdataSourceList() {
      fetchSelectDsList().then(response => {
        this.dataSourceList = response.data.data
      })
    },
    search() {
      this.getList(this.page)
    },
    openBatch() {
      if (
        this.$refs.crud.tableSelect.length <= 1 ||
        this.$refs.crud.tableSelect.length > 10
      ) {
        this.$message.error('选中表数量不合法，数量最少2个或最多为10个')
        return false
      }
      const tableName = []
      for (const table of this.$refs.crud.tableSelect) {
        tableName.push(table.tableName)
      }
      this.formBatchData.tableName = tableName.join('-')
      this.boxBatch = true
    },
    batchGen(form, done) {
      this.formBatchData.dsName = this.q.dsName
      handleDown(this.formBatchData)
        .then(() => {
          done()
          this.boxBatch = false
        })
        .catch(() => {
          done()
        })
    }
  }
}
</script>

<style lang="scss" scoped></style>
